package com.shiminghui;

import com.smh.Cat;
import com.smh.Dog;

public class Test {
    public static void main(String[] args) {

        Student student = new Student();
        com.smh.Student student1 = new com.smh.Student();//同名类要用全类名
        Dog dog =new Dog();
        Cat cat = new Cat();

    }
}
